Describe all of the ways you can tell whether two figures are similar.

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5

To which sets of numbers does -12 belong? choose all answers that are correct. a) natural numbers b) integers c) real numbers d) irrational numbers

What is the value of the discriminant, b2 ? 4ac, for the quadratic equation 0 = x2 ? 4x + 5, and what does it mean about the number of real solutions the equation has?